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Plumberpro
Plumberpro, Home Appliance Technician
Category: Appliance
Satisfied Customers: 634
Experience:  Heating and hot water heating appliances experienced
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I have a halstead pltinum boiler heating works fine when

Customer Question

hi i have a halstead pltinum boiler heating works fine when i turn hot taps on after about 20 seconds the boiler over heats and locks out ,i have replaced both heat exchangers .the diverter valve sounds like it is working but before lock out both central heating pipes to the boiler get very hot .
Submitted: 1 year ago.
Category: Appliance
Expert:  Plumberpro replied 1 year ago.
Hi , I would change the temperature sensors. Heating and hot water.